Alert archive / Texas / Tornado Warnings in 2006

Tornado Warning 38, NWS Austin/San Antonio, TX

November 29, 2006Medina County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Nov 29, 2006, 8:36 PM CST for Medina County, Texas. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Nov 29, 2006, 8:36 PM CST (02:36 UTC)
Expired
Nov 29, 2006, 9:00 PM CST
In force
24 min
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

County Medina County, TX

The radar

The Laughlin AFB radar (KDFX), 103 km from the middle of the area, began a volume at 02:36 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 2.6 hours before the alert went out and 154 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Del Rio, TX at 00:00Z on 2006-11-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 545 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 00:00Z on 2006-11-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
545 J/kg
Mixed-layer CIN
-93 J/kg
Mixed-layer LCL
1291 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS54 KEWX 300235
TOREWX
TXC325-300300-
/O.NEW.KEWX.TO.W.0038.061130T0236Z-061130T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
836 PM CST WED NOV 29 2006

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR THE FOLLOWING COUNTIES...
  MEDINA

* UNTIL 900 PM CST

* AT 830 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS HAVE
  DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER
  MEDINA COUNTY...OR ABOUT 11 MILES SOUTHEAST OF TARPLEY...MOVING
  NORTHEAST AT 20 MPH.

* THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
  INDICATED COUNTY.

IF YOU ARE IN A MOBILE HOME OR VEHICLE...GET OUT AND GO TO A STURDY
SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH
OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
BUILDING IN AN INTERIOR HALLWAY...BATHROOM...OR CLOSET. COVER
YOURSELF WITH BLANKETS...PILLOWS OR EVEN A MATTRESS FOR BETTER
PROTECTION.

LAT...LON 2943 9938 2940 9915 2962 9905 2962 9931

$$
2 follow-up statements
000 
WWUS54 KEWX 300245
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
845 PM CST WED NOV 29 2006

TXC325-300300-
/O.CON.KEWX.TO.W.0038.000000T0000Z-061130T0300Z/
MEDINA TX-
845 PM CST WED NOV 29 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CST FOR MEDINA
COUNTY...

AT 842 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED OVER MEDINA COUNTY...OR
ABOUT 9 MILES SOUTH OF BANDERA...MOVING NORTHEAST AT 20 MPH.

THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
INDICATED COUNTY.

IF YOU ARE IN A MOBILE HOME OR VEHICLE...GET OUT AND GO TO A STURDY
SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH
OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
BUILDING IN AN INTERIOR HALLWAY...BATHROOM...OR CLOSET. COVER
YOURSELF WITH BLANKETS...PILLOWS OR EVEN A MATTRESS FOR BETTER
PROTECTION.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM CST THURSDAY MORNING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2950 9924 2947 9913 2962 9898 2962 9923

$$
000 
WWUS54 KEWX 300303
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
901 PM CST WED NOV 29 2006

TXC325-300311-
/O.EXP.KEWX.TO.W.0038.000000T0000Z-061130T0300Z/
MEDINA TX-
901 PM CST WED NOV 29 2006

...THE TORNADO WARNING FOR MEDINA COUNTY EXPIRED AT 900 PM CST...

THE SEVERE STORM WAS MOVING NORTHEAST INTO BANDERA COUNTY AND 
WEAKENED IN INTENSITY...HOWEVER A TORNADO WATCH REMAINS IN EFFECT 
UNTIL 200 AM CST THURSDAY MORNING FOR SOUTH CENTRAL TEXAS.

$$

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 29, 7:22 PM CSTWinter Weather AdvisoryEWXBandera, Blanco, Burnet, Comal, Gillespie, Hays and 6 more17 hr
Nov 29, 8:22 PM CSTSevere Thunderstorm WarningEWXMedina53 min
Nov 29, 8:58 PM CSTSevere Thunderstorm WarningEWXBandera62 min
Nov 29, 9:17 PM CSTTornado WarningEWXBandera28 min
Nov 29, 9:33 PM CSTTornado WarningEWXMedina27 min
Nov 29, 9:52 PM CSTSevere Thunderstorm WarningEWXBexar, Kendall53 min
Nov 29, 10:21 PM CSTSevere Thunderstorm WarningEWXComal54 min
Nov 29, 11:10 PM CSTSevere Thunderstorm WarningEWXComal65 min
Nov 30, 1:57 AM CSTSevere Thunderstorm WarningEWXBastrop, Lee63 min

Nearby

Tornado Warnings in Texas, 2006Every tornado warning in 2006Tornadoes in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.